Fitbit One vs. Amazfit Stratos vs. Fitbit Charge HR vs. Diesel On Full Guard 2.5 vs. Apple Watch 8

 
One
Stratos
Charge HR
On Full Guard 2.5
Watch 8
 FitbitOneRemove Buy NowAmazfitStratosRemove Buy NowFitbitCharge HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$199$150$325$499
Release20122018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days5 days5 days4 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300NA454x454340 x 272 or 390 x 312
Sizen/a1.34 inchesNA1.39 inches1.5 inches or 1.65 inches
TouchNA
TypeOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM1 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNAWear OSWatchOS 9
Apps
Music

All Wearables